The study from The Center For State Policy Analysis at Tufts University took a closer look at what the 4% surcharge on incomes over $1 million would mean for Massachusetts.
"We don't see the substantial risk from depressed economic activity and large number of people moving out of state," Horowitz said. "It's chiefly an accounting issue, not an economic one."
Both Howgate and Evan Horowitz said the main reason earlier predictions were so wrong was that no one was counting on such a large infusion of federal cash.